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November 29th, 2025 :: 1:45 pm CST   

Local Weather Report for
Decatur
Illinois, United States

 Current Decatur Weather Conditions Updated November 29th at 12:54 pm 
moderate snow moderate freezing fog
Temperature:28°F Dew Point:28°F
Barometer:30.06 inHg Wind:N 34 Mph
Humidity:100.0% Visibility:0M
 
 Decatur Weather Forecast Summary  
 
Today
Nov 29th
Sunday
Nov 30th
Monday
Dec 1st
Tuesday
Dec 2nd
Wednesday
Dec 3rd
Mix of rain and snow Cloudy Flurries Mostly Cloudy with Flurries Cloudy
36°F
25°F
19°F
27°F
14°F
23°F
7°F
33°F
11°F
 
 Decatur Detailed Weather Forecast  
 
Saturday, November 29th, 2025
Afternoon Temperature: 33°F
Cloudy with flurries or showers. Windy.
Evening Temperature: 33°F
Cloudy with flurries or showers likely. Risk of freezing rain. Wind 20 to 30 mph.
Sunday, November 30th, 2025
Overnight Temperature: 24°F
Cloudy with a slight chance of flurries. Windy.
Morning Temperature: 21°F
Cloudy. Windy.
Afternoon Temperature: 23°F
Cloudy. Windy at times.
Evening Temperature: 21°F
Cloudy.
Monday, December 1st, 2025
Overnight Temperature: 15°F
Cloudy.
Morning Temperature: 23°F
Cloudy.
Afternoon Temperature: 26°F
Cloudy with a slight chance of flurries.
Evening Temperature: 26°F
Cloudy with flurries likely.
Tuesday, December 2nd, 2025
Overnight Temperature: 19°F
Clear with cloudy periods with flurries likely.
Morning Temperature: 20°F
Sunny with cloudy periods.
Afternoon Temperature: 10°F
A mix of cloud and sun.
Evening Temperature: 8°F
A mix of cloudy and clear skies.
Wednesday, December 3rd, 2025
Overnight Temperature: 13°F
Cloudy.
Morning Temperature: 25°F
Cloudy. Windy at times.
Afternoon Temperature: 31°F
Cloudy. Windy at times.
Evening Temperature: 33°F
Cloudy with a slight chance of flurries or showers. Windy at times.
Thursday, December 4th, 2025
Overnight Temperature: 32°F
Cloudy. Windy at times.
Morning Temperature: 29°F
Cloudy. Windy at times.
Afternoon Temperature: 21°F
A mix of cloud and sun.
Evening Temperature: 7°F
Cloudy.
Friday, December 5th, 2025
Overnight Temperature: 5°F
A mix of cloudy and clear skies.
Morning Temperature: 18°F
Cloudy.
Afternoon Temperature: 14°F
Cloudy.
Evening Temperature: 20°F
Cloudy.
Saturday, December 6th, 2025
Overnight Temperature: 13°F
A mix of cloudy and clear skies.
Morning Temperature: 27°F
Cloudy.
Afternoon Temperature: 27°F
A mix of cloud and sun.
Evening Temperature: 25°F
Clear with cloudy periods.
Sunday, December 7th, 2025
Overnight Temperature: 20°F
Cloudy.
Morning Temperature: 31°F
Cloudy.
Afternoon Temperature: 32°F
Cloudy.
Evening Temperature: 33°F
Cloudy with flurries or showers likely. Windy at times.





 

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Taylorville, IL 
12:55 PM  32°F
light snow
 
Pana, IL 
 
Champaign, IL 
12:53 PM  28°F
heavy snow moderate freezing fog
 
Lincoln, IL 
12:55 PM  30°F
moderate snow
 
Urbana, IL 
12:53 PM  28°F
heavy snow moderate freezing fog

 
This WeatherCity Weather Forecast for Decatur, Illinois, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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